Moved istream/ostream includes out of Vec3f, and reimpleted osg::Matrix*::compare.

include/osg/Matrixd

@@ -43,7 +43,7 @@ class OSG_EXPORT Matrixd
 
         ~Matrixd() {}
 
-        int compare(const Matrixd& m) const { return memcmp(_mat,m._mat,sizeof(_mat)); }
+        int compare(const Matrixd& m) const;
 
         bool operator < (const Matrixd& m) const { return compare(m)<0; }
         bool operator == (const Matrixd& m) const { return compare(m)==0; }

include/osg/Matrixf

@@ -43,7 +43,7 @@ class OSG_EXPORT Matrixf
 
         ~Matrixf() {}
 
-        int compare(const Matrixf& m) const { return memcmp(_mat,m._mat,sizeof(_mat)); }
+        int compare(const Matrixf& m) const;
 
         bool operator < (const Matrixf& m) const { return compare(m)<0; }
         bool operator == (const Matrixf& m) const { return compare(m)==0; }

include/osg/Vec3f

@@ -14,9 +14,6 @@
 #ifndef OSG_VEC3F
 #define OSG_VEC3F 1
 
-#include <ostream>
-#include <istream>
-
 #include <osg/Vec2f>
 #include <osg/Math>